/// <summary>
/// Draws a character to the screen while no connection is established.
/// </summary>
/// <param name="ch">The character to draw.</param>
/// <param name="modifier">The existing screen modifier.</param>
/// <param name="echo">A value indicating whether to draw the character to the terminal in plain text (<see cref="false"/> for password input with * characters).</param>
private void DrawLocalModeChar(char ch, IScreenModifier modifier, bool echo)
{
ScreenCellFormat defaultFormat = new ScreenCellFormat();
switch (ch)
{
case '\r':
modifier.CursorColumn = 0;
break;
case '\n':
modifier.CursorRowIncreaseWithScroll(null, null);
break;
default:
modifier.CursorCharacter = echo ? ch : '*';
modifier.ApplyFormatToCursor(defaultFormat);
if (modifier.CursorColumn + 1 >= this.Screen.ColumnCount)
{
modifier.CursorColumn = 0;
modifier.CursorRowIncreaseWithScroll(scrollTop: null, scrollBottom: null);
}
else
{
modifier.CursorColumn++;
}
break;
}
}
////private static Color? XParseColor(string colorString)
////{
//// if (colorString.StartsWith("rgb:", StringComparison.Ordinal) && colorString.Length > 4)
//// {
//// string[] rgbStrings = colorString.Substring(4).Split('/');
//// if (rgbStrings.Length != 3)
//// {
//// return null;
//// }
//// byte[] rgbValues = new byte[3];
//// for (int i = 0; i < 3; i++)
//// {
//// if (rgbStrings[i].Length == 0 || rgbStrings.Length > 4)
//// {
//// return null;
//// }
//// int value;
//// try
//// {
//// value = Convert.ToInt32(rgbStrings[i], 16);
//// double scale = 256d / Math.Pow(2d, rgbStrings[i].Length * 4d);
//// rgbValues[i] = (byte)(value * scale);
//// }
//// catch (Exception)
//// {
//// return null;
//// }
//// }
//// return Color.FromArgb(255, rgbValues[0], rgbValues[1], rgbValues[2]);
//// }
//// return null;
////}
/// <summary>
/// Jumps the cursor to the next (default) horizontal tab stop.
/// </summary>
/// <param name="modifier">The screen modifier.</param>
private void JumpToNextHorizontalTabStop(IScreenModifier modifier)
{
var previousTabStop = ((modifier.CursorColumn / DefaultTabStopWidth) * DefaultTabStopWidth);
var nextTabStop = previousTabStop + DefaultTabStopWidth;
modifier.CursorColumn = Math.Min(nextTabStop, this.Columns - 1);
}
/// <summary>
/// Draws a character to the screen while no connection is established.
/// </summary>
/// <param name="ch">The character to draw.</param>
/// <param name="modifier">The existing screen modifier.</param>
/// <param name="echo">A value indicating whether to draw the character to the terminal in plain text (<see cref="false"/> for password input with * characters).</param>
private void DrawLocalModeChar(char ch, IScreenModifier modifier, bool echo)
{
ScreenCellFormat defaultFormat = new ScreenCellFormat();
switch (ch)
{
case '\r':
modifier.CursorColumn = 0;
break;
case '\n':
modifier.CursorRowIncreaseWithScroll(null, null);
break;
default:
modifier.CursorCharacter = echo ? ch : '*';
modifier.ApplyFormatToCursor(defaultFormat);
if (modifier.CursorColumn + 1 >= this.Screen.ColumnCount)
{
modifier.CursorColumn = 0;
modifier.CursorRowIncreaseWithScroll(scrollTop: null, scrollBottom: null);
}
else
{
modifier.CursorColumn++;
}
break;
}
}
////private static Color? XParseColor(string colorString)
////{
//// if (colorString.StartsWith("rgb:", StringComparison.Ordinal) && colorString.Length > 4)
//// {
//// string[] rgbStrings = colorString.Substring(4).Split('/');
//// if (rgbStrings.Length != 3)
//// {
//// return null;
//// }
//// byte[] rgbValues = new byte[3];
//// for (int i = 0; i < 3; i++)
//// {
//// if (rgbStrings[i].Length == 0 || rgbStrings.Length > 4)
//// {
//// return null;
//// }
//// int value;
//// try
//// {
//// value = Convert.ToInt32(rgbStrings[i], 16);
//// double scale = 256d / Math.Pow(2d, rgbStrings[i].Length * 4d);
//// rgbValues[i] = (byte)(value * scale);
//// }
//// catch (Exception)
//// {
//// return null;
//// }
//// }
//// return Color.FromArgb(255, rgbValues[0], rgbValues[1], rgbValues[2]);
//// }
//// return null;
////}
/// <summary>
/// Jumps the cursor to the next (default) horizontal tab stop.
/// </summary>
/// <param name="modifier">The screen modifier.</param>
private void JumpToNextHorizontalTabStop(IScreenModifier modifier)
{
var previousTabStop = ((modifier.CursorColumn / DefaultTabStopWidth) * DefaultTabStopWidth);
var nextTabStop = previousTabStop + DefaultTabStopWidth;
modifier.CursorColumn = Math.Min(nextTabStop, this.Columns - 1);
}
